KR102568005B1 - Modular in-line system for test process - Google Patents

Abstract

The present invention is a plurality of test modules including a transfer unit for advancing the inspection target in one direction through the inspection unit on the upper surface and an inspection unit disposed on the upper side of the transfer unit and selectively performing a process on the inspection target transported by the transfer unit, It includes a loading module for inserting a tray loaded with an object to be inspected into the transfer unit and an unloading module for discharging the tray loaded with an object to be inspected from the transfer unit, wherein the loading module is configured to carry the plurality of transfer units The unloading module is disposed on one side based on the direction, the unloading module is disposed on the other side based on the direction in which the plurality of transfer units transport the inspection object, and each of the transfer units included in the plurality of test modules has a height from the ground It is a test process modularization inline system characterized in that the phases according to the direction are made of mutually the same value, and the tray is transferred from the loading module to the unloading module side when a plurality of the test modules are mutually coupled.

Description

Modular in-line system for test process}

The present invention relates to a system for performing a test process on an inspection object put into a tray, and more particularly, to a system in which a plurality of modules each performing tests in different ways are interposed and disposed inside each module to carry the tray. As the transfer unit is coupled, it relates to a modular inline system that sequentially performs a test process.

A system manufactured in one transfer line is commonly referred to as an in-line system, and the in-line system has the advantage of minimizing management personnel as the full automation of the manufacturing process is realized. In order to produce a quality product, the importance of a test module in a manufacturing system is emerging, and devices and systems for performing various tests before distributing a final product are described in a plurality of literatures.

Korean Patent Registration Nos. 10-0799984 and 10-0858491 describe an apparatus for inspecting an image sensor package. The device described in the document is a device that performs an inspection on an object to be inspected carried by a transport unit by including one of the tester modules of an electrical inspection or an image inspection.

However, there are various test methods required for distributing a number of products having conventional electrical characteristics. For example, the test methods required to produce a camera module are frequency response test (SFR), circuit connection test (O/S), resistance value test (DCR), phase detection method auto focus (PDAF), and defective pixel detection (Blemish). Test), etc., must be performed, and modules that perform all the above test processes must exist in the system. Therefore, as described in the plurality of documents, when the module for performing the test in one device is made of a single unit, each inspection device requires management personnel to transport the inspected object, and at the same time, there are restrictions according to the installation space. cause problems

Korean Registered Patent Publication No. 10-0799984 "Image sensor package inspection apparatus and method" (2008. 01. 25.) Korean Registered Patent Publication No. 10-0858491 "Image sensor package inspection apparatus and method" (2008. 09. 08.)

The present invention has been devised to solve the above problems, and ultimately aims to provide a test process modularization inline system in which each module performing different test processes can be mutually coupled or separated.

The present invention is a plurality of test modules including a transfer unit for advancing the inspection target in one direction through the inspection unit on the upper surface and an inspection unit disposed on the upper side of the transfer unit and selectively performing a process on the inspection target transported by the transfer unit, It includes a loading module for inserting a tray loaded with an object to be inspected into the transfer unit and an unloading module for discharging the tray loaded with an object to be inspected from the transfer unit, wherein the loading module is configured to carry the plurality of transfer units The unloading module is disposed on one side based on the direction, the unloading module is disposed on the other side based on the direction in which the plurality of transfer units transport the inspection object, and each of the transfer units included in the plurality of test modules has a height from the ground It is characterized in that the phases in the directions are made of the same value, so that the tray is transferred from the loading module to the unloading module side when the plurality of test modules are coupled to each other.

In addition, it further comprises a processing unit for controlling a test process for inspecting a test object in conjunction with a plurality of the test modules, the loading module, and the unloading module, wherein the processing unit includes a plurality of the test modules, the loading module, and the unloading module. It includes a processing communication unit that transmits and receives signals to and from the loading module, and a calculation unit that calculates the order of test processes performed on the inspection object based on the direction in which the plurality of transfer units transport the tray.

In addition, each of the test modules further includes a test ID storage unit for storing information on the test process performed on the inspected object and a test communication unit for transmitting and receiving signals to and from other components, so that the information stored in the ID storage unit is transmitted to the test communication unit. It is characterized in that it is transmitted to other configurations through.

In addition, the test communication unit transmits and receives signals with other test modules, loading modules, or unloading modules coupled to the front and rear along the direction in which the transfer unit transports the tray, and the first test communication unit transmits and receives signals with the processing unit. It consists of 2 test communication parts.

In addition, the loading module and the unloading module further include a second ID storage unit for storing information on a process of inserting the tray into the test module or discharging it to the outside and a loading communication unit for transmitting and receiving signals with other components, It is characterized in that the information stored in the ID storage unit is transmitted to other configurations through the loading communication unit.

In addition, the loading communication unit includes a first loading communication unit that transmits and receives a signal to and from the test module and a second loading communication unit that transmits and receives a signal to and from the processing unit.

In addition, it further includes a flipping module for vertically inverting a tray on which a plurality of inspection objects are loaded, so that the test process performed by the plurality of test modules is performed on the upper and lower surfaces of the inspection objects.

According to the present invention, when an object to be inspected is transported by one transport unit, a plurality of modules performing different processes sequentially inspect the object, so that management personnel who transport the object to each inspection module are unnecessary. can be obtained.

Accordingly, the full automation of the inspection process can be realized and restrictions according to the installation space can be minimized.

1 is an exemplary diagram illustrating a test process modularization inline system according to an embodiment of the present invention.
2 is an exemplary diagram illustrating a process of a plurality of test modules according to an embodiment of the present invention.
3 is an exemplary diagram illustrating a process calculation process of a test process modularization inline system according to an embodiment of the present invention.
4 is an exemplary diagram illustrating a test process modularization inline system according to another embodiment of the present invention.
5 is an exemplary diagram illustrating a flipping module according to another embodiment of the present invention.

The terms or words used in this specification and claims should not be construed as being limited to their usual or dictionary meanings, and the inventors can properly define the concept of terms in order to best explain their invention. Based on the principle, it should be interpreted as a meaning and concept consistent with the technical idea of the present invention.

Therefore, since the embodiments described in this specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and do not represent all of the technical ideas of the present invention, various equivalents that can replace them at the time of the present application It should be understood that there may be variations and examples.

Hereinafter, prior to description with reference to the drawings, matters that are not necessary to reveal the subject matter of the present invention, that is, known configurations that can be added obviously by those skilled in the art are not shown or described in detail. make it clear you didn't

1 is an exemplary view showing a test process modularization inline system according to the present invention. As shown in FIG. 1, one embodiment of the present invention includes a plurality of test modules 100 for performing a test process on an object to be inspected, and a loading module 200 coupled with the plurality of test modules 100 and an unloading unit. module 300.

The plurality of test modules 100 may include a first test module 110, a second test module 120, and a third test module 130 that perform different test processes. At this time, the number of the plurality of test modules 100 disposed between the loading module 200 and the unloading module 300 is not particularly limited.

In addition, each of the plurality of test modules 100 is provided with a transfer unit 105 that moves forward and backward along the longitudinal direction to transport the inspection object.

As shown in FIG. 1, the plurality of test modules 100 each performing different test processes have a structure in which each of the transfer units 105 disposed inside is disposed at different positions on a plane in the same phase. It is combined with the loading module 200 and the unloading module 300. According to the structure described above, a change in arrangement such as adding or deleting a plurality of test modules can be easily performed.

In the loading module 200 and the unloading module 300, a plate for inputting or selling trays loaded with inspection objects to each transfer unit 105 disposed inside the plurality of test modules 100 is disposed.

Module ports 101 capable of being coupled to other modules may be formed at both ends in the longitudinal direction where each of the test modules 100 are coupled to each other. In addition, a loading port 201 and an unloading port coupled to the test module 100 may be formed in the loading module 200 and the unloading module 300, respectively. That is, data related to the test process performed on the inspection object is transmitted through the plurality of module ports 101, the loading port 201, and the unloading port.

2 is an exemplary diagram illustrating a process of a plurality of test modules according to an embodiment of the present invention. As shown in FIG. 2 , each of the plurality of test modules includes transfer units 111 , 121 , and 131 , test units 112 , 122 , and 132 , and position adjusting units 113 , 123 , and 133 .

It is characterized in that the plurality of transfer units are disposed at the same phase from the ground. That is, even when the existing coupling structure of the plurality of test modules is deformed, the plurality of transfer units may transfer the inspection object in a predetermined direction.

As shown in FIG. 2 , when the loading plate 210 of the loading module 200 transports the tray to the first test transport unit 111 of the first test module 110, the first test transport unit 111 ), the tray is transported to the unloading plate 310 of the unloading module 300 via the second test transfer unit 121 and the third test transfer unit 131. In the above process, the first test unit 112, the second test unit 122, and the third test unit 132 perform different test processes on the plurality of inspection objects loaded on the tray. The plurality of test units may perform various processes such as frequency response test (SFR), circuit connection test (O/S), resistance value test (DCR), phase detection type auto focus (PDAF), and defective pixel detection (Blemish Test). However, the method of the test process performed in the plurality of test modules is not particularly limited.

The plurality of test units may be coupled to the plurality of position adjusting units and disposed around the inspection object to perform a corresponding process.

3 is an exemplary diagram illustrating an operation process of a test process modularization inline system according to the present invention. As shown in Figure 3, one embodiment of the present invention is a system that additionally includes a separate processing unit 400 that calculates and processes the overall test process in conjunction with a plurality of the test modules, loading modules, and unloading modules. It can be done.

The plurality of test modules include an ID storage unit 102 that stores data for each test process, a test communication unit 103 that transmits and receives signals to and from other test modules, the loading module, or the unloading module, and the inside of the test module. It may include a test controller 104 for controlling a test unit that is disposed and substantially performs a process. The data stored in the ID storage unit 102 is mutually transferred by the test communication unit 103 and the combined structure of the module port, loading port, and unloading port shown in FIG. 1 .

The loading module and the unloading module transmit and receive data in conjunction with the location determining unit 202 and 302 for determining the location of each test module based on the data received from the ID storage unit 102 and the processing unit 400. a loading communication unit 203 and an unloading communication unit 303, and a loading control unit 204 for controlling a plate disposed therein to input a tray loaded with inspection objects into a plurality of test modules or to discharge them to the outside of the system; and A loading control unit 304 may be included. The combination location information of the plurality of test modules, which is primarily calculated by the location determining unit 202 or 302, is transmitted to the processing unit 400 through the communication unit 203 or 303.

The processing unit 400 may include a processing communication unit 401 that transmits and receives data in conjunction with a plurality of the test modules, loading modules, and unloading modules, and a process calculation unit 402 that calculates an overall test process sequence. . According to the test process calculated based on the data received from the processing and communication unit 401, the process operation unit 402 is directed to the plurality of test control units 104, loading control unit 204, and unloading control unit 304. Data for the command is transferred to the plurality of test communication units 103, loading communication unit 203, and unloading communication unit 303.

According to the structure including the above configuration, various coupling structures can be realized in an inline system in which a manager performs a test process. In other words, as it can be varied according to the installation space, the space occupied by the system can be minimized and at the same time, the manpower to manage the test process can be transferred to other processes, resulting in a positive effect of improving the efficiency of the process. can do.

4 is an exemplary diagram illustrating a test process modularization inline system according to another embodiment of the present invention. The embodiment shown in FIG. 4 has a structure in which a separate vibration module 500 and a flipping module 600 are further included in addition to the plurality of test modules between the loading module 200 and the unloading module 300. .

The vibration module 500 is a module for inspecting foreign substances remaining inside the inspection object by vibrating the inspection object at a predetermined frequency. The flipping module 600 is a module for vertically inverting a tray on which a plurality of objects to be inspected are stacked.

The vibration module 500 and the flipping module 600 may also have a structure similar to that of the plurality of other test modules, in which a separate module port is formed in the coupling part. Therefore, the vibration module 500 and the flipping module 600 are not restricted in position between the loading module 200 and the unloading module 300, and various coupling structures can be achieved.

5 is an exemplary view showing the inside of the flipping module 600 according to another embodiment of the present invention. The flipping module 600 includes a clipping unit 610 for holding a tray loaded with inspection objects, a rotation unit 620 for rotating the gripping unit 610 by 180 degrees, and a tray where the clipping unit 610 is disposed. It may be formed by including a flipping plate 630 that lifts to the position and lowers the tray that has been inverted upside down to the transfer unit.

In the structure as described above, due to the nature of the structure in which a plurality of test units are disposed on the upper side of each of the transfer units and selectively contact the inspected object, as only the upper side of the inspected object is inspected, a situation in which high reliability cannot be secured occurs. to prevent doing That is, as the lower surface, which has not previously been in contact with each of the test units, is rearranged to the upper side, a test process is performed on the upper and lower surfaces of the inspected object, thereby ensuring high reliability of the manufactured inspected object.

So far, the present invention has been looked at mainly with its preferred embodiments.

The embodiments described in this specification and the configurations shown in the drawings relate to one of the most preferred embodiments of the present invention, and do not represent all of the technical spirit of the present invention, so various equivalents and modifications that can replace them It should be understood that there may be examples.

Therefore, the present invention is not limited to the presented embodiments, and within the equivalent scope of the technical idea of the present invention and the technical idea described in the claims to be described below by those skilled in the art to which the present invention belongs There may be embodiments in which various modifications and changes are possible.

100: test module
101: module port 102: ID storage unit
103: test communication unit 104: test control unit
105: transfer unit
110: first test module
111: first test transfer unit 112: first test unit
113: first position adjusting unit
120: second test module
121: second test transfer unit 122: second test unit
123: second position adjusting unit
130: third test module
131: third test transfer unit 132: third test unit
133: third position adjusting unit
200: loading module
201: loading port 202: first position determining unit
203: loading communication unit 204: loading control unit
210: loading plate
300: unloading module
301: unloading port 302: second position determining unit
303: unloading communication unit 304: unloading control unit
310: unloading plate
400: processing unit
401: processing communication unit 402: process operation unit
500: vibration inspection module
600: flipping module
610: clipping unit 620: rotation unit
630: flipping plate

Claims (7)

A plurality of test modules 100 including a transfer unit for advancing the inspection target in one direction through the inspection unit on the upper surface and an inspection unit disposed above the transfer unit and selectively performing a process on the inspection target transported by the transfer unit;
A loading module 200 for inserting a tray loaded with an object to be inspected into the transfer unit; and
an unloading module 300 for discharging the tray on which the inspection object is loaded in the transfer unit;
Including,
The loading module 200 is disposed on one side based on the direction in which the plurality of transfer units transport the inspection object,
The unloading module 300 is disposed on the other side based on the direction in which the plurality of transfer units transport the inspection object,
Each of the transfer units included in the plurality of test modules 100 has the same phase in the height direction from the ground, so that when the plurality of test modules 100 are coupled to each other, the tray moves to the loading module ( 200) to the unloading module 300 side,
It is provided between the loading module 200 and the unloading module 300 and applies a constant frequency to the inspected object carried by the transfer unit so that the inspected object vibrates, thereby inspecting foreign substances remaining in the inspected object. Vibration configured to inspect module 500 is further included;
The plurality of test modules 100, respectively, frequency response test (SFR), circuit connection test (O / S), resistance value test (DCR), phase difference detection type auto focus (PDAF) and defective pixel detection (Blemish Test) Test process modularization inline system, characterized in that configured to perform any one of the processes, but to perform different processes.
According to claim 1,
Further comprising a processing unit 400 that interlocks with the plurality of test modules 100, the loading module 200, and the unloading module 300 to control a test process for inspecting an object to be inspected,
The processing unit 400
The plurality of test modules 100, the loading module 200, and the unloading module 300 and the processing and communication unit 401 that transmits and receives signals and the plurality of transfer units are performed on the inspection object based on the direction in which the tray is transported. Test process modularization inline system comprising a process calculation unit 402 for calculating the order of the test process to be.
According to claim 2,
Each of the test modules 100
Further comprising a test ID storage unit 102 for storing information about the test process performed on the inspected object and a test communication unit 103 for transmitting and receiving signals with other components,
The test process modularization inline system, characterized in that for transmitting the information stored in the ID storage unit (102) to other configurations through the test communication unit (103).
According to claim 3,
Each of the test modules 100
Further comprising a test control unit 104 for controlling a test process applied to the inspection object,
The processing unit 400
A test process modularization inline system characterized in that a process command is issued to a plurality of test control units 104 through the processing communication unit 401.
According to claim 2,
The loading module 200 and the unloading module 300
Further comprising a plurality of position determining units 202 and 302 for determining the order of combining the test modules with the tray, and a loading communication unit 203 and an unloading communication unit 303 for transmitting and receiving signals with other components,
The test process modularization inline system, characterized in that for transmitting the order of the plurality of test modules recognized by the position determining unit (202,302) to the processing unit (400).
According to claim 5,
The loading module 200 and the unloading module 300
Further comprising a loading control unit 204 and an unloading control unit 304 for controlling a process of inputting or discharging the tray loaded with the inspection object into the system,
The processing unit 400
A test process modularization inline system, characterized in that the process command is delivered to the loading control unit 204 and the unloading control unit 304 through the processing communication unit 401.
According to claim 1,
Further comprising a flipping module 600 for vertically inverting the tray on which a plurality of inspection objects are loaded,
A test process modularization inline system, characterized in that the test process performed in the plurality of test modules is performed on the upper and lower surfaces of the inspected object.